From f1dd95f0f91f0d1015459e21a42e3b832736d043 Mon Sep 17 00:00:00 2001
From: Michael Snoyman <michael@snoyman.com>
Date: Sun, 20 Dec 2015 15:40:57 +0200
Subject: [PATCH] Add back present nominolo/atto-lisp#20

---
 build-constraints.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 390382ff..8592725c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -250,7 +250,7 @@ packages:
         - lucid
         - osdkeys
         - pdfinfo
-        #- present Due to: https://github.com/nominolo/atto-lisp/issues/20
+        - present
         - pure-io
         # https://github.com/jgoerzen/testpack/issues/11
         #- scrobble GHC 7.10, for QuickCheck 2.8 via testpack